- 4.1 INTRODUCTION 51
- 4.2 SENSOR WIRING 51
- 4.2.1 Switches 52
- 4.2.2 Transistor Transistor Logic (TTL) 52
- 4.2.3 Sinking/Sourcing 53
- 4.2.4 Solid State Relays 60
- 4.3 PRESENCE DETECTION 60
- 4.3.1 Contact Switches 61
- 4.3.2 Reed Switches 61
- 4.3.3 Optical (Photoelectric) Sensors 61
- 4.3.4 Capacitive Sensors 69
- 4.3.5 Inductive Sensors 73
- 4.3.6 Ultrasonic 75
- 4.3.7 Hall Effect 75
- 4.3.8 Fluid Flow 75
- 4.4 SUMMARY 76
- 4.5 PRACTICE PROBLEMS 76
- 4.6 ASSIGNMENT PROBLEMS 79
- 4.7 PRACTICE PROBLEM SOLUTIONS 83
- 6.1 INTRODUCTION 103
- 6.2 BOOLEAN ALGEBRA 103
- 6.3 LOGIC DESIGN 107
- 6.4 COMMON LOGIC FORMS 115
- 6.5 SIMPLE DESIGN CASES 117
- 6.5.1 Basic Logic Functions 117
- 6.5.2 Car Safety System 118
- 6.5.3 Motor Forward/Reverse 119
- 6.5.4 A Burglar Alarm 119
- 6.6 SUMMARY 122
- 6.7 PRACTICE PROBLEMS 123
- 6.8 ASSIGNMENT PROBLEMS 127
- 6.9 PRACTICE PROBLEM SOLUTIONS 129
- 9.1 INTRODUCTION 171
- 9.2 LATCHES 172
- 9.3 TIMERS 176
- 9.4 COUNTERS 184
- 9.5 MASTER CONTROL RELAYS (MCRs) 187
- 9.6 INTERNAL BITS 188
- 9.7 DESIGN CASES 190
- 9.7.1 Basic Counters And Timers 190
- 9.7.2 More Timers And Counters 191
- 9.7.3 Deadman Switch 192
- 9.7.4 Conveyor 193
- 9.7.5 Accept/Reject Sorting 194
- 9.7.6 Shear Press 195
- 9.8 SUMMARY 197
- 9.9 PRACTICE PROBLEMS 197
- 9.10 ASSIGNMENT PROBLEMS 201
- 9.11 PRACTICE PROBLEM SOLUTIONS 205
- 13.1 INTRODUCTION 313
- 13.2 NUMERICAL VALUES 314
- 13.3 DATA CHARACTERIZATION 322
- 13.3.1 ASCII (American Standard Code for Information Interchange) 322
- 13.3.2 Parity 325
- 13.3.3 Checksums 326
- 13.3.4 Gray Code 327
- 13.4 SUMMARY 327
- 13.5 PRACTICE PROBLEMS 328
- 13.6 ASSIGNMENT PROBLEMS 330
- 13.7 PRACTICE PROBLEM SOLUTIONS 331
- 14.1 INTRODUCTION 335
- 14.2 PROGRAM VS VARIABLE MEMORY 335
- 14.3 PROGRAMS 336
- 14.4 VARIABLES (TAGS) 337
- 14.4.1 Timer and Counter Memory 340
- 14.4.2 PLC Status Bits 342
- 14.4.3 User Function Control Memory 344
- 14.5 SUMMARY 345
- 14.6 PRACTICE PROBLEMS 345
- 14.7 ASSIGNMENT PROBLEMS 346
- 14.8 PRACTICE PROBLEM SOLUTIONS 347
- 15.1 INTRODUCTION 351
- 15.2 DATA HANDLING 353
- 15.2.1 Move Functions 353
- 15.2.2 Mathematical Functions 355
- 15.2.3 Conversions 359
- 15.2.4 Array Data Functions 360
- 15.3 LOGICAL FUNCTIONS 364
- 15.4 DESIGN CASES 370
- 15.4.1 Simple Calculation 370
- 15.4.2 For-Next 370
- 15.4.3 Series Calculation 371
- 15.4.4 Flashing Lights 372
- 15.5 SUMMARY 373
- 15.6 PRACTICE PROBLEMS 373
- 15.7 ASSIGNMENT PROBLEMS 375
- 15.8 PRACTICE PROBLEM SOLUTIONS 377
- 22.1 INTRODUCTION 501
- 22.2 ANALOG INPUTS 502
- 22.3 ANALOG OUTPUTS 507
- 22.4 ANALOG INPUTS AND OUTPUTS WITH CONTROLLOGIX 509
- 22.4.1 ANALOG INPUTS AND OUTPUTS WITH A PLC-5 511
- 22.4.2 Pulse Width Modulation (PWM) Outputs 516
- 22.4.3 Shielding 518
- 22.5 DESIGN CASES 520
- 22.6 SUMMARY 520
- 22.7 PRACTICE PROBLEMS 520
- 22.8 ASSIGNMENT PROBLEMS 521
- 22.9 PRACTICE PROBLEM SOLUTIONS 523
- 23.1 INTRODUCTION 527
- 23.2 INDUSTRIAL SENSORS 528
- 23.2.1 Angular Displacement 528
- 23.2.2 Encoders 530
- 23.2.3 Linear Position 533
- Potentiometers 533
- Linear Variable Differential Transformers (LVDT) 534
- Moire Fringes 535
- Accelerometers 537
- 23.2.4 Forces and Moments 540
- 23.2.5 Liquids and Gases 545
- Pressure 546
- Venturi Valves 546
- Coriolis Flow Meter 548
- Magnetic Flow Meter 548
- Ultrasonic Flow Meter 548
- Vortex Flow Meter 549
- Positive Displacement Meters 549
- Pitot Tubes 549
- 23.2.6 Temperature 549
- 23.2.7 Light 554
- 23.2.8 Chemical 555
- 23.2.9 Others 555
- 23.3 INPUT ISSUES 555
- 23.4 SENSOR GLOSSARY 558
- 23.5 SUMMARY 559
- 23.6 REFERENCES 560
- 23.7 PRACTICE PROBLEMS 560
- 23.8 ASSIGNMENT PROBLEMS 561
- 23.9 PRACTICE PROBLEM SOLUTIONS 565
- 24.1 INTRODUCTION 567
- 24.2 ELECTRIC MOTORS 567
- 24.2.1 Basic Brushed DC Motors 569
- 24.2.2 AC Motors 573
- 24.2.3 Brushless DC Motors 580
- 24.2.4 Stepper Motors 582
- 24.2.5 Wound Field Motors 584
- 24.3 HYDRAULICS 588
- 24.4 OTHER SYSTEMS 589
- 24.5 SUMMARY 589
- 24.6 PRACTICE PROBLEMS 590
- 24.7 ASSIGNMENT PROBLEMS 590
- 24.8 PRACTICE PROBLEM SOLUTIONS 593
- 25.1 INTRODUCTION 595
- 25.2 CONTROL OF LOGICAL ACTUATOR SYSTEMS 598
- 25.3 CONTROL OF CONTINUOUS ACTUATOR SYSTEMS 599
- 25.3.1 Block Diagrams 599
- 25.3.2 Feedback Control Systems 600
- 25.3.3 Proportional Controllers 601
- 25.3.4 PID Control Systems 603
- 25.4 DESIGN CASES 607
- 25.5 SUMMARY 610
- 25.6 PRACTICE PROBLEMS 610
- 25.7 ASSIGNMENT PROBLEMS 611
- 25.8 PRACTICE PROBLEM SOLUTIONS 613
- 28.1 INTRODUCTION 645
- 28.1.1 Topology 645
- 28.1.2 OSI Network Model 647
- 28.1.3 Networking Hardware 649
- 28.1.4 Control Network Issues 650
- 28.2 NETWORK STANDARDS 651
- 28.2.1 Devicenet 651
- 28.2.2 CANbus 655
- 28.2.3 Controlnet 656
- 28.2.4 Ethernet 657
- 28.2.5 Profibus 658
- 28.2.6 Sercos 659
- 28.3 PROPRIETARY NETWORKS 659
- 28.4 NETWORK COMPARISONS 662
- 28.5 DESIGN CASES 663
- 28.6 SUMMARY 664
- 28.7 PRACTICE PROBLEMS 665
- 28.8 ASSIGNMENT PROBLEMS 666
- 28.9 PRACTICE PROBLEM SOLUTIONS 667
- 30.1 INTRODUCTION 679
- 30.2 ELECTRICAL WIRING DIAGRAMS 679
- 30.2.1 Selecting Voltages 683
- 30.2.2 Grounding 684
- 30.2.3 Wiring 687
- 30.2.4 Suppressors 688
- 30.2.5 PLC Enclosures 689
- 30.2.6 Wire and Cable Grouping 691
- 30.3 FAIL-SAFE DESIGN 692
- 30.4 SAFETY RULES SUMMARY 692
- 30.5 REFERENCES 694
- 30.6 SUMMARY 694
- 30.7 PRACTICE PROBLEMS 694
- 30.8 ASSIGNMENT PROBLEMS 694
- 30.9 PRACTICE PROBLEM SOLUTIONS 697
- 31.1 INTRODUCTION 699
- 31.2 DEBUGGING 700
- 31.3 PROCESS MODELING 701
- 31.4 PROGRAMMING FOR LARGE SYSTEMS 705
- 31.5 DOCUMENTATION 708
- 31.6 COMMISIONING 716
- 31.7 SAFETY 716
- 31.8 LEAN MANUFACTURING 717
- 31.9 REFERENCES 718
- 31.10 SUMMARY 718
- 31.11 PRACTICE PROBLEMS 718
- 31.12 ASSIGNMENT PROBLEMS 719
- 31.13 PRACTICE PROBLEM SOLUTIONS 721
- C.1 PREAMBLE 771
- C.2 APPLICABILITY AND DEFINITIONS 771
- C.3 VERBATIM COPYING 772
- C.4 COPYING IN QUANTITY 773
- C.5 MODIFICATIONS 773
- C.6 COMBINING DOCUMENTS 775
- C.7 COLLECTIONS OF DOCUMENTS 775
- C.8 AGGREGATION WITH INDEPENDENT WORKS 776
- C.9 TRANSLATION 776
- C.10 TERMINATION 776
- C.11 FUTURE REVISIONS OF THIS LICENSE 776
- C.12 How to use this License for your documents 777
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